Accounting services, namely, bookkeeping, financial statement preparation, and financial reporting; Tax preparation and filing services; Tax resolution services, including representation of taxpayers before federal, state, and local tax authorities; Business advisory services in the fields of tax planning and financial management; Payroll processing and management services; Representation services for taxpayers during audits and disputes with tax authorities; Compilation and reconciliation of financial data for businesses; Estate and trust tax preparation and accounting services; Advisory services related to tax compliance and regulatory requirements.